Home / 1,461,620,491.02-2,191,555,177.08-465,211,117.44

Finding the Fourth Proportional to 1,461,620,491.02, 2,191,555,177.08 and 465,211,117.44

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Solution

The fourth proportional to 1,461,620,491.02, 2,191,555,177.08 and 465,211,117.44 is: 697,537,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,620,491.02 : 2,191,555,177.08 = 465,211,117.44 : x
  2. Step 2: Convert to fraction form
    1,461,620,491.02/2,191,555,177.08 = 465,211,117.44/x
  3. Step 3: Cross multiply
    1,461,620,491.02x = 2,191,555,177.08 × 465,211,117.44
  4. Step 4: Simplify right side
    1,461,620,491.02x = 1,019,535,832,860,803,840
  5. Step 5: Solve for x
    x = 1,019,535,832,860,803,840/1,461,620,491.02
  6. Step 6: Final answer
    x = 697,537,999.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.